256508728 (number)

256508728 is an even 9-digits composite number following 256508727 and preceding 256508729. In scientific notation, it is written as 2.56508728 × 10^8. The sum of its digits is 43. It has a total of 7 prime factors and 48 positive divisors. There are 108847872 positive integers (up to 256508728) that are relatively prime to 256508728.

Interesting facts

Basic properties

Name

Name two hundred fifty-six million five hundred eight thousand seven hundred twenty-eight

Notation

Scientific notation 2.56508728 × 10^8
Engineering notation 2.56508728 × 10^6

Prime Factorization of 256508728

Prime Factorization 2 × 2 × 2 × 7 × 7 × 103 × 6353

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 9161026
Product of the distinct prime numbers

The prime factorization of 256508728 is 2 × 2 × 2 × 7 × 7 × 103 × 6353. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 3, 79, 27, 742, 178, 972, 7243, 52049, 76471, 139222, 739839, 8510750, 5093853, 22213640, 91050419, 639040520, 549054769, 9624479136, 3796476832

Basic calculations (n = 256508728)

Multiplication

n×y
n×2 513017456
n×3 769526184
n×4 1026034912
n×5 1282543640

Division

n÷y
n÷2 128254364
n÷3 85502909.333333
n÷3 64127182
n÷5 51301745.6

Exponentiation

ny
n2 65796727540177984
n3 1.6877434887894E+25
n4 4.3292093549964E+33
n5 1.1104799848958E+42

Nth Root

y√n
2√n 16015.889859761
3√n 635.38074423646
4√n 126.5539010057
5√n 48.064057374784

Divisors of 256508728

1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 721, 824, 1442, 2884, 5047, 5768, 6353, 10094, 12706, 20188, 25412, 40376, 44471, 50824, 88942, 177884, 311297, 355768, 622594, 654359, 1245188, 1308718, 2490376, 2617436, 4580513, 5234872, 9161026, 18322052, 32063591, 36644104, 64127182, 128254364, 256508728

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -256508727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 256508728 can be divided by 48 positive divisors. The sum of these divisors (counting 256508728) is 1, the average is 0.020833333333333.

Base conversion 256508728

Base System Value
2 Binary 1111010010100000001100111000
3 Ternary 122212122222211021
4 Quaternary 33102200030320
5 Quinary 1011131234403
6 Senary 41241512224
8 Octal 1722401470
10 Decimal 256508728
12 Duodecimal 71aa2674
16 Hexadecimal f4a0338
20 Vigesimal 4033bg8
36 Base36 48pveg

Cryptographic Hash Functions

md5 833ad284bf037615bb8bc23116205df4
sha1 ff67175ba1799aa6bfe5d5f32804375e2deff007
sha256 57890d4e48ecc42e94bb9d0d6eb87466a1f68ccc65d60a179566bcca114a379d
sha512 b1356f5f719bc5b6172132ab9ddeadbedeedfa0aade0aec9a250c71ea50a3a5b85fc45cc38f394bb466a551004cea5504030cbcffb58ebe37fbb6be10832887c
ripemd-160 ce7788f089729487dacf4f494606204bc949c209

256508728 as geometric shapes

Circle

Radius = n
Diameter 513017456
Circumference 1611691870.9329
Area 2.0670651587047E+17

Sphere

Radius = n
Volume 7.0696033940329E+25
Surface area 8.2682606348189E+17
Circumference 1611691870.9329

Square

Length = n
Perimeter 1026034912
Area 65796727540177984
Diagonal 362758122.00467

Cube

Length = n
Surface area 394780365241067904
Volume 1.6877434887894E+25
Space diagonal 444286149.48087

Equilateral Triangle

Length = n
Perimeter 769526184
Area 2.8490818767839E+16
Altitude 222143074.74043

Triangular Pyramid

Length = n
Surface area 2.8490818767839E+16
Volume 1.9890247763773E+24
Height 120919374.00156